CD431840B Powerex - miscellaneous
CD431840B Description
The Powerex CD431840B is a thyristor module, rated for 1800 V and 40 A. Typical applications include soft starters, AC power controllers, controlled rectifiers, DC motor drives and heating control. Many of these parts are still in service in machines built years ago, and a direct replacement is often the fastest way to get one running again.
Looking for a replacement CD431840B? USComponent can quote new and hard-to-find stock and ships worldwide. Request a quote for pricing and lead time, and double-check the datasheet to make sure it fits your application.
Target Applications
Powerex CD431840B is used for General Purpose Inverter, Uninterruptible Power Supply, Servo & Spindle Drive for CNC Machine Tools, Robotics (Servo Drive for Robots), Switching Power Supplies for Welding Machines.
Key Specifications
| Manufacturer | Powerex |
| Rated voltage | 1800 V |
| Rated current | 40 A |
Related Part Numbers
| CD431860B 1800V, 110A | CD431890B 1800V. 90A | CD431690B 1200V, 95 | CD431660B 1600V, 95A |
| CD431640B 1600V, 40A | CD431490B 1400V, 150A | CD431460B 60A/1400V | CD431440B 1400V, 40A |
| CD431690A 90A/1600V | CD431690 1600V, 60A | CD431660A 1200V, 600A | CD431660 1600V, 95A |
| CD431640A 1600V, 40A | CD431640 1600V, 140A | CD431490 | CD431290B 1200V, 90A |

